rootstock是什么意思

n.根茎,初生主根,根砧木,根源,起源

1、The fruit trees were grafted onto rootstock for better disease resistance.
这些果树被接到砧木上，以提高对病害的抵抗力。
2、The quality and vigor of the scion can be greatly influenced by the rootstock.
接穗的质量和生长旺盛程度可以受到砧木的很大影响。

砧木；接穗